CN107896174A - A kind of intelligent medicine-chest master controller and its control method - Google Patents
A kind of intelligent medicine-chest master controller and its control method Download PDFInfo
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- CN107896174A CN107896174A CN201711217398.4A CN201711217398A CN107896174A CN 107896174 A CN107896174 A CN 107896174A CN 201711217398 A CN201711217398 A CN 201711217398A CN 107896174 A CN107896174 A CN 107896174A
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- bus controllers
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- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000004891 communication Methods 0.000 claims abstract description 28
- 238000012545 processing Methods 0.000 claims abstract description 5
- 235000006508 Nelumbo nucifera Nutrition 0.000 claims abstract description 4
- 240000002853 Nelumbo nucifera Species 0.000 claims abstract description 4
- 230000002159 abnormal effect Effects 0.000 claims abstract description 3
- 230000004044 response Effects 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 238000001514 detection method Methods 0.000 abstract description 4
- 230000006641 stabilisation Effects 0.000 abstract description 4
- 238000011105 stabilization Methods 0.000 abstract description 4
- 230000005856 abnormality Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L12/40006—Architecture of a communication node
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L12/40006—Architecture of a communication node
- H04L12/40013—Details regarding a bus controller
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
- H04L43/0823—Errors, e.g. transmission errors
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L2012/40208—Bus networks characterized by the use of a particular bus standard
- H04L2012/40215—Controller Area Network CAN
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L2012/4026—Bus for use in automation systems
Abstract
The invention discloses a kind of intelligent medicine-chest master controller, including：CAN node, CAN BUS controllers and host computer PC end, the data control layer at the host computer PC end is the director data source of CAN node, CAN node is the execution and operation of the data of host computer PC end data key-course, and host computer PC end and CAN node synthesize a CAN Ethernet data communication network by CAN BUS controllers lotus root.CAN Ethernet data communication controllers of the invention based on uClinux Embedded System, realize real-time CAN node communication and node abnormality detection, and processing is tracked according to node feeding back communication information or abnormal information, with outstanding antijamming capability, stable data transmission capabilities and CAN node communication, the detection of node failure；The communication of CAN Ethernet data stabilizations is realized, the data interference of industry spot is greatly reduced, improves communication efficiency, the CAN communication protocol procedure of CAN Ethernet data stabilizations communication can be ensured.
Description
Technical field
The present invention relates to Ethernet and CAN field of data communication, specifically a kind of intelligent medicine-chest master controller and its control
Method.
Background technology
CAN-BUS controllers are mainly used for realizing the function that CAN data and Ethernet data mutually communicate.Pin
It is total to CAN to Field Bus CAN and Ethernet application in bandwidth, the reliability of data transfer existing for industry spot the problems such as
Line driving, Ethernet driving and communications protocol etc. have carried out stand-alone development, by will driving and communications protocol
Write-in uclinux can complete the authentic data intercommunication of CAN network and Ethernet, establish CAN-Ethernet two
Layer network framework, greatly expand the application of CAN network.Intelligent medicine cabinet controller is technical grade product, its internal collection
Into 2 CAN-bus interfaces, 1 Ethernet interface and a variety of technical grade IC, controller is improved by optimal location
PCB heat dispersion, it is set to be operated within the temperature range of -40 DEG C~85 DEG C.
Existing such product at present, is mainly directly carried out data transmission using 485 communication technologys, so that controller
Each input/output module equipment of system directly at the scene is shown, it is not necessary to computer or control instrument are relied on to monitor,
Directly complete at the scene so that system is thoroughly disperseed.The problem of fatal be present in this kind of product, such as when lighting label, data hair
Raw to lose, label is not lighted correctly, cause material-choosing personnel's missing inspection and can not be promptly and accurately the loss information of acquisition data etc..
In addition, because conductive printed sheet to air oxidation, there was dampness in the air, can all cause communication issue and stability.
The content of the invention
It is an object of the invention to provide a kind of intelligent medicine-chest master controller and its control method, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the present invention provides following technical scheme：
A kind of intelligent medicine-chest master controller, including：CAN node, CAN-BUS controllers and host computer PC end, it is described upper
The data control layer at machine PC ends is the director data source of CAN node, and CAN node is host computer PC end data key-course
Data execution and operation, host computer PC end and CAN node pass through CAN-BUS controllers lotus root and synthesize a CAN-
Ethernet data communication networks.
As the further scheme of the present invention：The CAN-BUS controllers are the control systems based on uClinux, are passed through
TJA1050CAN transceivers realize that CAN communication, HR911105A interfaces realize that Ethernet is communicated.
A kind of control method of intelligent medicine-chest master controller, comprises the following steps：
S01, after CAN netting twine access controller and upper electricity, CAN-BUS controllers are by reading Bootloader firmware journeys
Sequence carries out the initialization of hardware and memory headroom, starts uClinux systems after the completion of initialization and carries out system initialization, initialization
After the completion of in wait data receiving state；
S02, when host computer PC end need to node manipulates in CAN when, data are passed through by TCP/ by PC software
IP agreement is issued to CAN-BUS controllers, and after CAN-BUS controllers receive data, packet is entered by Ethernet programs
Row is converted into CAN packets, by the CAN interface of pcb board by CAN data distributings to CAN；
S03, when node has data response, exception is reported or data are lost and given the correct time in value in CAN, packet is total by CAN
Line interface will be dealt into CAN-BUS controllers in data, CAN-BUS controllers are entered by the CAN programs inside system to packet
Row processing, by the way that whether packet is dealt into host computer PC end according to data on anomaly classification.
As the further scheme of the present invention：In step S02, if CAN-BUS controllers fail to receive data, repeat
Data are sent to CAN-BUS controllers, until CAN-BUS controllers receive the data issued through ICP/IP protocol.
As the further scheme of the present invention：In step S03, if node has no that data response, exception report in CAN
Or during loss of data, Ethernet programs do not issue request of data, then return to step S02.
Compared with prior art, the beneficial effects of the invention are as follows：CAN- of the present invention based on uClinux Embedded System
Ethernet data communication controllers, real-time CAN node communication and node abnormality detection are realized, and according to node feeding back
Communication information or abnormal information are tracked processing, have an outstanding antijamming capability, stable data transmission capabilities and
The detection of CAN node communication, node failure；The communication of CAN-Ethernet data stabilizations is realized, greatly reduces industry
The data interference at scene, improves communication efficiency, can ensure the CAN communication agreement journey of CAN-Ethernet data stabilizations communication
Sequence.
Brief description of the drawings
Fig. 1 is a kind of structure principle chart of intelligent medicine-chest master controller.
Fig. 2 is a kind of control method schematic flow sheet of intelligent medicine-chest master controller.
Fig. 3 is Ethernet circuit theory diagrams in a kind of intelligent medicine-chest master controller.
Fig. 4 is serial port circuit schematic diagram in a kind of intelligent medicine-chest master controller.
Fig. 5 is CAN circuit schematic diagram in a kind of intelligent medicine-chest master controller.
Fig. 6 is that USB turns serial port circuit schematic diagram in a kind of intelligent medicine-chest master controller.
Fig. 7 is LED light circuit schematic diagram in a kind of intelligent medicine-chest master controller.
Fig. 8 is Nand Flash chip circuit theory diagrams in a kind of intelligent medicine-chest master controller.
Fig. 9 is SDRAM circuit theory diagrams in a kind of intelligent medicine-chest master controller.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Refer to Fig. 1~9, in the embodiment of the present invention, a kind of intelligent medicine-chest master controller, including：CAN node 1,
CAN-BUS controllers 2 and host computer PC end 3, the data control layer at the host computer PC end 3 are the instruction number of CAN node 1
According to source, CAN node 1 is the execution and operation of the data of the data control layer of host computer PC end 3, and host computer PC end 3 and CAN are total
Line node 1 synthesizes a CAN-Ethernet data communication network by the lotus root of CAN-BUS controllers 2.CAN node 1 is held
Row and operation, for example, label bright light, extinguishing, complete device music, tunnel lamp is lighted and extinguished, in the actual picking quantity of label
Report etc., all passes to host computer PC end 3 by data processing through CAN-BUS controllers 2, carries out at further information flow
Reason.That is, the node in CAN（Electronic tag）Any action, can by after CAN-BUS data conversions by upper
Position system is manipulated, so as to be monitored in real time to CAN node communication, real-time control.
The CAN-BUS controllers 2 are the control systems based on uClinux, and CAN is realized by TJA1050CAN transceivers
Bus communication, HR911105A interfaces realize that Ethernet is communicated.
A kind of control method of intelligent medicine-chest master controller, comprises the following steps：
S01, after CAN netting twine access controller and upper electricity, CAN-BUS controllers 2 are by reading Bootloader firmwares
Program carries out the initialization of hardware and memory headroom, starts uClinux systems after the completion of initialization and carries out system initialization, initially
In wait data receiving state after the completion of change；
S02, when host computer PC end 3 is needed to node in CAN（Electronic tag）When being manipulated, by PC software by number
CAN-BUS controllers 2 are issued to according to by ICP/IP protocol, after CAN-BUS controllers 2 receive data, pass through Ethernet journeys
Ordered pair packet carries out being converted into CAN packets losing value so that it is guaranteed that will not be disturbed in data transmission procedure, passes through pcb board
CAN interface by CAN data distributings to CAN so as to realizing control to bus node, monitoring；
S03, when node in CAN（Electronic tag）There is data response, exception is reported or data are lost and given the correct time in value, packet
CAN-BUS controllers 2 will be dealt into by CAN interface in data, CAN-BUS controllers 2 pass through the CAN programs inside system
Packet is handled, it is total so as to realize by the way that whether packet is dealt into host computer PC end 3 according to data on anomaly classification
Line node is followed the trail of extremely.
In step S02, if CAN-BUS controllers 2 fail to receive data, repeat to send number to CAN-BUS controllers 2
According to until CAN-BUS controllers 2 receive the data issued through ICP/IP protocol.
In step S03, if node in CAN（Electronic tag）Have no data response, exception reports or loss of data
When, Ethernet programs do not issue request of data, then return to step S02.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as to the involved claim of limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (5)
- A kind of 1. intelligent medicine-chest master controller, it is characterised in that：Including：CAN node, CAN-BUS controllers and host computer PC ends, the data control layer at the host computer PC end are the director data source of CAN node, and CAN node is host computer The execution and operation of the data of PC end data key-courses, host computer PC end and CAN node are closed by CAN-BUS controllers lotus root Into CAN-Ethernet data communication networks.
- A kind of 2. intelligent medicine-chest master controller according to claim 1, it is characterised in that：The CAN-BUS controllers are Control system based on uClinux, realize that CAN is communicated, HR911105A interfaces are realized by TJA1050CAN transceivers Ethernet is communicated.
- A kind of 3. control method of intelligent medicine-chest master controller as claimed in claim 1, it is characterised in that：Including following step Suddenly：S01, after CAN netting twine access controller and upper electricity, CAN-BUS controllers are by reading Bootloader firmware journeys Sequence carries out the initialization of hardware and memory headroom, starts uClinux systems after the completion of initialization and carries out system initialization, initialization After the completion of in wait data receiving state；S02, when host computer PC end need to node manipulates in CAN when, data are passed through by TCP/ by PC software IP agreement is issued to CAN-BUS controllers, and after CAN-BUS controllers receive data, packet is entered by Ethernet programs Row is converted into CAN packets, by the CAN interface of pcb board by CAN data distributings to CAN；S03, when node has data response, exception is reported or data are lost and given the correct time in value in CAN, packet is total by CAN Line interface will be dealt into CAN-BUS controllers in data, CAN-BUS controllers are entered by the CAN programs inside system to packet Row processing, by the way that whether packet is dealt into host computer PC end according to data on anomaly classification.
- A kind of 4. control method of intelligent medicine-chest master controller according to claim 3, it is characterised in that：In step S02, If CAN-BUS controllers fail to receive data, repeat to send data to CAN-BUS controllers, until CAN-BUS controllers Receive the data issued through ICP/IP protocol.
- A kind of 5. control method of intelligent medicine-chest master controller according to claim 3, it is characterised in that：In step S03, If in CAN node have no data response, it is abnormal report or during loss of data, Ethernet programs do not issue data please Ask, then return to step S02.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711217398.4A CN107896174A (en) | 2017-11-28 | 2017-11-28 | A kind of intelligent medicine-chest master controller and its control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711217398.4A CN107896174A (en) | 2017-11-28 | 2017-11-28 | A kind of intelligent medicine-chest master controller and its control method |
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| CN107896174A true CN107896174A (en) | 2018-04-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111940954A (en) * | 2020-08-14 | 2020-11-17 | 南京水木自动化科技有限公司 | High-reliability arc light interference-resistant welding polymorphic data intelligent agent and processing method |
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